Home / 3,461.68-5,202.48-2,880.24

Finding the Fourth Proportional to 3,461.68, 5,202.48 and 2,880.24

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Solution

The fourth proportional to 3,461.68, 5,202.48 and 2,880.24 is: 4,328.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,461.68 : 5,202.48 = 2,880.24 : x
  2. Step 2: Convert to fraction form
    3,461.68/5,202.48 = 2,880.24/x
  3. Step 3: Cross multiply
    3,461.68x = 5,202.48 × 2,880.24
  4. Step 4: Simplify right side
    3,461.68x = 14,984,391.00
  5. Step 5: Solve for x
    x = 14,984,391.00/3,461.68
  6. Step 6: Final answer
    x = 4,328.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.